888912133641

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{227}}^1\times {\mathrm{172181}}^1$

素因数の和:172459

約数の個数: 72

約数和(自身を含む): 1555539021504

約数和(自身を除く): 666626887863

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 227, 361, 399, 681, 1083, 1197, 1589, 2043, 2527, 3249, 4313, 4767, 7581, 12939, 14301, 22743, 30191, 38817, 81947, 90573, 172181, 245841, 271719, 516543, 573629, 737523, 1205267, 1549629, 1720887, 3271439, 3615801, 5162661, 9814317, 10847403, 22900073, 29442951, 39085087, 62157341, 68700219, 117255261, 186472023, 206100657, 273595609, 351765783, 435101387, 559416069, 742616653, 820786827, 1305304161, 2227849959, 2462360481, 3915912483, 5198316571, 6683549877, 14109716407, 15594949713, 42329149221, 46784849139, 98768014849, 126987447663, 296304044547, 888912133641]

約数ペア:

[(1, 888912133641), (3, 296304044547), (7, 126987447663), (9, 98768014849), (19, 46784849139), (21, 42329149221), (57, 15594949713), (63, 14109716407), (133, 6683549877), (171, 5198316571), (227, 3915912483), (361, 2462360481), (399, 2227849959), (681, 1305304161), (1083, 820786827), (1197, 742616653), (1589, 559416069), (2043, 435101387), (2527, 351765783), (3249, 273595609), (4313, 206100657), (4767, 186472023), (7581, 117255261), (12939, 68700219), (14301, 62157341), (22743, 39085087), (30191, 29442951), (38817, 22900073), (81947, 10847403), (90573, 9814317), (172181, 5162661), (245841, 3615801), (271719, 3271439), (516543, 1720887), (573629, 1549629), (737523, 1205267)]